/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package wudt;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.Date;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author Jadalbert
 */
@WebServlet(name = "NewServlet", urlPatterns = {"/NewServlet"})
public class NewServlet extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            String x = request.getParameter("x");
            String log = request.getParameter("log");
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet NewServlet</title>");            
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Servlet NewServlet at " + request.getContextPath() + "</h1>");
            out.println("<br/>");
            out.println("x = " + x);
            
            Cookie lastVisit = null;
            if(request.getCookies() != null) {
                for (Cookie c : request.getCookies()) {
                    if (c.getName().equals("obecnosc")) {
                        lastVisit = c;
                    break;    
                    }
                }
            }    
            out.println("<br/>");
            if (lastVisit != null) {
                out.println("twoja ostatnia wizyta na stronie miała miejsce w dniu " + lastVisit.getValue());
            } else {
                out.println("Do tej pory nie odwiedziłeś naszej strony.");
            }    
            lastVisit = new Cookie("obecnosc", new Date().toString());
            response.addCookie(lastVisit);
            
         } finally {
            out.println("<br/>");
            out.println("Autor " + this.getInitParameter("autor"));
            out.println("<br/>");
            out.println("Tytuł strony to: " + this.getServletContext().getInitParameter("tytul"));
            
            out.println("</body>");
            out.println("</html>");            
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
